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S-161CS - 4.13" 302/304 Stainless Steel Compression Spring

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Compression spring manufactured from 302/304 stainless steel with 8 coils and closed & ground ends. This spring features an O.D. of 2.406", and an I.D. of 2.094".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name S-161
Ends Closed & Ground
Finish None
Free Length 4.13 in
Inside Diameter 2.094 in
Material 302/304 Stainless Steel
Outside Diameter 2.406 in
Part Type Standard
Rate 11 lbs/in
SKU S-161CS
Solid Length 1.25 in
Suggested Max Deflection 2.9 in
Suggested Max Load 31 lbf
Total Coils 8
Wire Diameter 0.156 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-161
Ends Closed & Ground
Finish None
Free Length 104.9 mm
Inside Diameter 53.19 mm
Material 302/304 Stainless Steel
Outside Diameter 61.11 mm
Part Type Standard
Rate 1.93 N/mm
SKU S-161CS
Solid Length 31.75 mm
Suggested Max Deflection 73.66 mm
Suggested Max Load 137.89 N
Total Coils 8
Wire Diameter 3.96 mm
The S-161 compression spring is engineered for optimal performance in demanding applications. Constructed from high-quality 302/304 stainless steel and designed with precision and durability in mind, this spring is an essential component for a variety of mechanical systems where reliable force and resilience are paramount.

The S-161CS compression spring is designed with a free length of 3.75" total of 5 coils, and a rate of 0.75 lbs/in providing a balanced combination of flexibility and strength. This spring coil, and its closed & ground end configuration allows for efficient energy storage and release, making it suitable for applications requiring precise motion control.

The S-161 spring design is ideal for use in industrial machinery, automotive systems, and various mechanical assemblies where reliable force application is crucial. Its robust construction and thoughtful design make it a dependable choice for engineers seeking a high-performance spring solution.

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